A Guide for Estimators and Other Number Jugglers

The first volume in the Working Guides to Estimating provides an overview of the main processes, methods and techniques that are used for building project and engineering estimates. Alan Jones outlines the principles of Best Practice Spreadsheet Modelling and discusses the concepts of Spreadsheet…

Learning is an empirical phenomenon whereby people or organisations undergo a level of efficiency improvement with recurring tasks. This can be observed in manual, clerical and some creative cognitive decision-oriented tasks. Estimating needs to find ways to account for these efficiencies which is…

And other Mathemagical Transformation

Alan Jones' practical guide to the robust but often misunderstood techniques of Linear and Non-Linear Regression in the context of estimating.
The text considers Simple Linear Regression and ask what is it doing?, how good is it?, how accurate is it? and how can we use it to create estimates? Not…

A Guide for Estimators and Other Number Jugglers

This practical guide to probability and statistics explains these concepts that underpin all professional estimating. Alan Jones considers what are called Measures of Central Tendency; Means, Modes and Medians, describing the differences, relevance and uses for each in the context of Estimating and…

And Other Miscellaneous Models

This volume in the Working Guides to Estimating Series considers risk and uncertainty and how to model them, including the ubiquitous Monte Carlo Simulation. The text opens with a consideration of design and development activities; where you might be able to exploit an empirical pattern of…

Saving Run-the-Engine Costs

In recent years, socio-political trends toward environmental responsibility and the pressing need to reduce Run-the-Engine (RTE) costs have resulted in the concept of Green IT. Although a significant amount of energy is used to operate routing, switching, and transmission equipment, comparatively…

Ensuring Data Availability

This is the fundamental truth about data protection: backup is dead.
Or rather, backup and recovery, as a standalone topic, no longer has relevance in IT. As a standalone topic, it’s been killed off by seemingly exponential growth in storage and data, by the cloud, and by virtualization.
So what is…

Enhancing Enterprise Intelligence: Leveraging ERP, CRM, SCM, PLM, BPM, and BI takes a fresh look at the benefits of enterprise systems (ES), focusing on the fact that ES collectively contribute to enhancing the intelligence quotient of an enterprise. The book provides an overview of the…

If you are in search of real-world practical scenarios of IT performance management practices, with a desire to obtain examples of strategic directives, accountabilities, outcomes, and performance measures for managing IT services, with an interest toward how performance management integrates with…

Applied Security Architecture and Threat Models

Internet attack on computer systems is pervasive. It can take from less than a minute to as much as eight hours for an unprotected machine connected to the Internet to be completely compromised. It is the information security architect’s job to prevent attacks by securing computer systems. This…

This book starts with the basic premise that a service is comprised of the 3Ps—products, processes, and people. Moreover, these entities and their sub-entities interlink to support the services that end users require to run and support a business. This widens the scope of any availability design…

From operating systems to the cloud, Oracle’s products and services are everywhere, and it has the market share to prove it. Given the share diversity of the Oracle product line, and the level of complexity of integration, management can be quite a daunting task.The CIO's Guide to Oracle Products…